1998 WJ12

1998WJ12, 1223 T-3, 1223T-3, 74355, J98W12J, T3S1223

All data for this body: [vot]

MPC data
Name (number) 1998 WJ12 (74355)
a 2.99424
e 0.11626
i / sin(i) 8.1059 / 0.14100
q 2.64612
Q 3.34235
ω 144.9772
Node 236.5393
m 66.1521
n 0.1902
Epoch 2460800.5
nobs 1335
nopp 20
Years observed 1977-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent Telramund (9506)
 
ap 2.992
ep 0.082
sin(ip) 0.157
G 0.150
H 14.680
Mass
D 4.47 0.380
pV 0.154 0.0733
Value
Rotational Period 2.000
Period quality 1
Spectral Class K
Spectral Class Score 1.469
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
9506 Telramund 614 Telramund Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9924 0.0819 0.1574 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.47 0.380 0.380 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.154 0.0733 0.0733 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.68 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
2.8 1 Synodic Pravec LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
K K 0.2448 0.2448 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT